{"instruction": "You are an expert in named entity recognition. Please extract entities that match the schema definition from the input. Return an empty list if the entity type does not exist. Please respond in the format of a JSON string.", "schema": ["Chemical"], "input": "The data yield surface and bulk nucleation rates on the order of ~ 10 ( 15 ) cm ( - 2 ) s ( - 1 ) and ~ 10 ( 22 ) cm ( - 3 ) s ( - 1 ) , respectively , at temperatures between 180 K and 200 K ."}
{"Chemical": []}